<!DOCTYPE html>
<html>
    <head>
		<meta charset="UTF-8">
		<meta name="viewport" content="width=device-width, initial-scale=1.0">
		<meta http-equiv="Content-Type"content="text/html"/>
		<meta name="description" content="test"/>
		<meta name="keywords" content="HTML,CSS"/>
        <link rel="stylesheet" type="text/css" href="css.css">
        <title>作业</title>
    </head>
    <body>
        
    </body>
</html>